Buggy code:
public Monitor getPrimaryMonitor ( ) { } public Shell [ ] getShells ( ) { } public Thread getSyncThread ( ) { } public Color getSystemColor ( int id ) { } public Cursor getSystemCursor ( int id ) { } public Image getSystemImage ( int id ) { } void initializeSystemColors ( ) { } public Font getSystemFont ( ) { } public Tray getSystemTray ( ) { } public Thread getThread ( ) { } Widget getWidget ( int handle ) { } protected void init ( ) { } void initializeCallbacks ( ) { } void initializeSystemSettings ( ) { } void initializeWidgetTable ( ) { } void initializeWindowManager ( ) { } public void internal_dispose_GC ( int gdkGC , GCData data ) { } public int internal_new_GC ( GCData data ) { } boolean isValidThread ( ) { } public Point map ( Control from , Control to , Point point ) { } public Point map ( Control from , Control to , int x , int y ) { } public Rectangle map ( Control from , Control to , Rectangle rectangle ) { } static char mbcsToWcs ( char ch ) { } int menuPositionProc ( int menu , int x , int y , int push_in , int user_data ) { } public Rectangle map ( Control from , Control to , int x , int y , int width , int height ) { } int mouseHoverProc ( int handle ) { } public boolean post ( Event event ) { } void postEvent ( Event event ) { } void putGdkEvents ( ) { } public boolean readAndDispatch ( ) { } synchronized void register ( ) { } protected void release ( ) { } void releaseDisplay ( ) { } public void removeFilter ( int eventType , Listener listener ) { } int removeGdkEvent ( ) { } public void removeListener ( int eventType , Listener listener ) { } void removeMouseHoverTimeout ( int handle ) { } void removePopup ( Menu menu ) { } Widget removeWidget ( int handle ) { } boolean runAsyncMessages ( boolean all ) { } boolean runDeferredEvents ( ) { } boolean runPopups ( ) { } boolean runSettings ( ) { } public static void setAppName ( String name ) { } public void setCursorLocation ( int x , int y ) { } public void setCursorLocation ( Point point ) { } public void setData ( String key , Object value ) { } public void setData ( Object data ) { } int setDirectionProc ( int widget , int direction ) { } public void setSynchronizer ( Synchronizer synchronizer ) { } void showIMWindow ( Control control ) { imControl = control ; if ( ( preeditWindow ) == 0 ) { preeditWindow = OS . gtk_window_new ( GTK_WINDOW_POPUP ) ; if ( ( preeditWindow ) == 0 ) error ( ERROR_NO_HANDLES ) ; preeditLabel = OS . gtk_label_new ( null ) ; if ( ( preeditLabel ) == 0 ) error ( ERROR_NO_HANDLES ) ; OS . gtk_container_add ( preeditWindow , preeditLabel ) ; OS . gtk_widget_show ( preeditLabel ) ; } int [ ] preeditString = new int [ 1 ] ; int [ ] pangoAttrs = new int [ 1 ] ; int imHandle = control . imHandle ( ) ; OS . gtk_im_context_get_preedit_string ( imHandle , preeditString , pangoAttrs , null ) ; if ( ( ( preeditString [ 0 ] ) != 0 ) && ( ( OS . strlen ( preeditString [ 0 ] ) ) > 0 ) ) { Control widget = control . findBackgroundControl ( ) ; if ( widget == null ) widget = control ; OS . gtk_widget_modify_bg ( preeditWindow , GTK_STATE_NORMAL , widget . getBackgroundColor ( ) ) ; <START_BUG> OS . gtk_widget_modify_fg ( preeditLabel , GTK_STATE_NORMAL , control . getForegroundColor ( ) ) ; <END_BUG> OS . gtk_widget_modify_font ( preeditLabel , control . getFontDescription ( ) ) ; if ( ( pangoAttrs [ 0 ] ) != 0 ) OS . gtk_label_set_attributes ( preeditLabel , pangoAttrs [ 0 ] ) ; OS . gtk_label_set_text ( preeditLabel , preeditString [ 0 ] ) ; Point point = control . toDisplay ( control . getIMCaretPos ( ) ) ; OS . gtk_window_move ( preeditWindow , point . x , point . y ) ; GtkRequisition requisition = new GtkRequisition ( ) ; OS . gtk_widget_size_request ( preeditLabel , requisition ) ; OS . gtk_window_resize ( preeditWindow , requisition . width , requisition . height ) ; OS . gtk_widget_show ( preeditWindow ) ; } else { OS . gtk_widget_hide ( preeditWindow ) ; } if ( ( preeditString [ 0 ] ) != 0 ) OS . g_free ( preeditString [ 0 ] ) ; if ( ( pangoAttrs [ 0 ] ) != 0 ) OS . pango_attr_list_unref ( pangoAttrs [ 0 ] ) ; } public boolean sleep ( ) { } public void timerExec ( int milliseconds , Runnable runnable ) { } int timerProc ( int i ) { } int caretProc ( int clientData ) { } int sizeAllocateProc ( int handle , int arg0 , int user_data ) { } int treeSelectionProc ( int model , int path , int iter , int data ) { } void saveResources ( ) { } void sendEvent ( int eventType , Event event ) { } void setCurrentCaret ( Caret caret ) { } int shellMapProc ( int handle , int arg0 , int user_data ) { } int styleSetProc ( int gobject , int arg1 , int user_data ) { } public void syncExec ( Runnable runnable ) { } static int translateKey ( int key ) { } static int untranslateKey ( int key ) { } public void update ( ) { } public void wake ( ) { } void wakeThread ( ) { }

Fix:
widget . setForegroundColor ( preeditLabel , control . getForegroundColor ( ) ) ;